## Thinking Mathematically (6th Edition)

Published by Pearson

# Chapter 4 - Number Representation and Calculation - 4.2 Number Bases in Positional Systems - Exercise Set 4.2 - Page 227: 78

#### Answer

P is preceding numberof $EC{{5}_{sixteen}}$. \begin{align} & P=EC{{5}_{sixteen}}-1 \\ & =EC{{4}_{sixteen}} \end{align} F is following number of $EC{{5}_{sixteen}}$ \begin{align} & F=EC{{5}_{sixteen}}+1 \\ & =EC{{6}_{sixteen}} \end{align}

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